Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
July 28, 2022
Submitted
August 12, 2022
Operation
Air carrier
Aircraft
N930WN
Make and model
Boeing 7377H4
Aircraft serial
36636
Aircraft time
44,026 hours, 26,491 cycles
Part
Floor Panel
Condition
Corroded
Location
Aft Cargo
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROSION FOUND AT AFT CARGO FLOOR STRIP AT STA 767 +5 BETWEEN RBL 21 AND LBL 21 W.L. 155.5 AROUND FASTENER HOLES. / [01] FOUND EXFOLIATION AT AFT CARGO FLOOR STRIP AROUND THE FASTENERS OUT OF LIMITS AS PER REF B737-700 SRM 53-00-53-1A-2;[02] RECEIVED AND VERIFIED NEW FLOORBOARD SPLICE P/N 146A9401-4 AS PER REFERENCE B737-700 SRM 53-60-53-0L-2 AND DWG #146A9401.<BR>FLOORBOARD SPLICE WILL BE INSTALL IN TASK CARD # TTG8Q004BZAN.;[03] VERIFIED STEP#2 ABOVE.

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